Question

Which of the following numbers is irrational?

OA) -7.8 repeating
OB) 25
OC) 25.8125
OD 0.025

Answer 1

OA) -7.8 repeating... is irrational number

Explanation:

I. Repeating Decimal is on of irrational number

II. Pie.value is also irrational number, but in computer science, we can find pie value with the quantum computer.

Answer 2

-7.8

The rest can be solved as rational. Negative numbers are not rational.